UMLIFE 2-Pack 4-Pin PWM Fan Alternatives: 6 Similar Picks Compared

How these options differ from UMLIFE

Wathai 120mm High-Airflow 4-Pin PWM Fan

The Wathai fan is a single 120mm unit designed for extreme airflow rather than connection expansion. It measures 120x38mm, making it significantly thicker than standard case fans. This 4-pin PWM connector allows speed control, but the high airflow comes with notable noise. It suits mining rigs or high-airflow projects where sound is secondary. Unlike the UMLIFE hub, which adds ports, this fan replaces a header with a single high-performance unit. You get maximum air movement but lose the ability to split connections. It is not ideal for quiet home PCs. Choose this if you need brute force cooling in a dedicated server or mining setup.

Scythe Wonder Tornado 120 Slim Fan

The Scythe Wonder Tornado is a 120mm fan with an ultra-slim 15mm profile. It uses a fluid dynamic bearing for longevity and precise PWM control. This fan fits into tight 15mm slots where standard fans cannot. The UMLIFE hub expands ports but does not cool directly. The Scythe provides cooling in space-constrained areas. It is a single fan, not a splitter. You gain specialized low-profile cooling capability. You lose the ability to connect multiple fans to one header. This pick is for builders who must fit a 120mm fan into a slim chassis. It offers reliable performance in specialized low-profile tasks. It does not help with header scarcity in standard ATX builds.

Noctua 80mm PWM Case Fan

The Noctua NF-A8 is an 80mm fan focused on silence in small form factor builds. It measures 80x80x25mm and weighs 8 ounces. This 4-pin PWM fan provides reliable cooling where space is limited. Unlike the UMLIFE hub, it is a single cooling unit. It does not expand connections. It prioritizes low noise over high airflow. This fan suits ITX or HTPC builds where noise must stay low. You get quiet operation in tight spaces. You lose the ability to connect multiple fans. It is not a splitter. Choose this if you need silent cooling in a small case. It does not solve header shortages for multiple fans.

Thermaltake Commander FP 10-Port Fan Hub

The Thermaltake Commander FP is a 10-port SATA PWM fan hub. It expands cooling capacity beyond standard motherboard headers. It supports up to ten fans via SATA power. This hub offers more ports than the UMLIFE 5-way splitter. It keeps cables organized with a compact design. Unlike the UMLIFE hub, it connects via SATA power, not motherboard headers. You gain significant expansion capability. You lose direct motherboard PWM header usage. This pick is for builders needing many fan connections. It suits systems with limited motherboard headers. It provides stable voltage support for multiple fans. It is a more robust solution for high fan counts than the UMLIFE splitter.

GDSTIME 80mm High Static Pressure Server Fan

The GDSTIME fan is an 80mm server fan with a 38mm thickness. It provides strong airflow for industrial cooling. This 4-pin PWM fan is designed for server racks where noise does not matter. It is much thicker than standard case fans. Unlike the UMLIFE hub, it is a single high-performance unit. It does not expand connections. You get extreme airflow for industrial use. You lose suitability for quiet home PCs. This pick is for server chassis or equipment cooling. It is too loud for residential builds. It fits industrial environments where noise is irrelevant. It does not help with header expansion in standard cases.

SilverStone 8-Port 4-Pin PWM Fan Hub

The SilverStone 8-Port PWM Fan Hub expands connections for eight fans. It offers reliable expansion with stable voltage support. This hub is compact and designed for precise PWM control. Unlike the UMLIFE hub, it supports eight fans instead of five. It requires 4-pin fans for full functionality. You gain more expansion ports in a small form factor. You lose the simplicity of a direct splitter cable. This pick is for builders needing more than five connections. It suits systems requiring precise fan control. It provides a stable power supply for multiple fans. It is a better choice for higher fan counts than the UMLIFE 5-way splitter.

Quick picks

Our 7 picks

1 Best overall

UMLIFE 4-Pin PWM Fan Hub 2-Pack

Best for: expanding fan connections on ATX motherboards

Motherboard Support

ATX

Connector Type

4-Pin

View on Amazon: UMLIFE 4-Pin PWM Fan Hub 2-Pack Affiliate link

This UMLIFE 2-Pack provides five-way splitting for 4-pin PWM and 3-pin case fans. It connects directly to your ATX motherboard via a 4-pin connector. The cables measure 13 inches using 24AWG tin-plated copper wire for stable power delivery. You get two hubs in this pack. It allows you to control multiple cooling fans from a single motherboard header while maintaining PWM signals for speed adjustment.

Pros

• Splits one motherboard header to five fans
• Compatible with both 4-pin PWM and 3-pin fans
• 13-inch cable length for flexible routing
• Uses 24AWG tin-plated copper wire for conductivity
• Includes two hubs in the package

Cons

• 3-pin fans run at full speed without PWM control
• Only supports 12V desktop computer fans
• Requires a free 4-pin motherboard header per hub

Good fit if

• You need to connect more fans than your motherboard headers allow
• You want to maintain PWM speed control for your case cooling
• You are building an ATX system with multiple cooling fans

Skip if

• You need to control 3-pin fans at variable speeds
• You require SATA powered hubs for high fan counts
• You need a single hub for more than five fans

Verdict: UMLIFE 4-Pin PWM Fan Hub 2-Pack is a practical solution for ATX builders who need to expand their fan connections while keeping PWM control. It fits systems where header count is limited but airflow requirements are high.

2 Best premium

Wathai 120mm High-Airflow 4-Pin PWM Fan

Best for: mining rigs and high airflow

Fan Size

120mm

Max Fan Speed

5300 RPM

Max Airflow

230 CFM

Static Pressure

1.17 inH2O

Noise Level

60 dBA

Connector Type

4-pin PWM

View on Amazon: Wathai 120mm High-Airflow 4-Pin PWM Fan Affiliate link

This is a high-performance 120mm case fan with a 38mm thickness. It delivers 230 CFM airflow at up to 5300 RPM. The 4-pin PWM connector allows BIOS speed control. It uses dual-ball bearings for a 67,000-hour lifespan. The 60 dBA noise level is high for standard cases. It suits mining rigs or high-airflow needs.

Pros

• 230 CFM max airflow
• 5300 RPM max speed
• Dual-ball bearings
• 4-pin PWM control

Cons

• 60 dBA noise level
• 38mm thickness
• 22.8W power draw

Good fit if

• You need high static pressure
• You are building a mining rig
• You want long bearing life

Skip if

• You need silent operation
• You have limited case depth
• You prefer sleeve bearings

Verdict: Wathai 120mm 38mm PWM Fan delivers extreme airflow for miners. It fits high-airflow projects. It is too loud for quiet PCs.

3 Best budget

Scythe Wonder Tornado 120 Slim Fan

Best for: Ultra-slim 15mm case cooling applications

Fan Size

120mm

Max Fan Speed

2000RPM

Connector Type

4-Pin PWM

Bearing Type

Fluid Dynamic Bearing

Dimensions

4.72 × 0.59 × 4.72 inches

View on Amazon: Scythe Wonder Tornado 120 Slim Fan Affiliate link

This is a 120mm x 15mm ultra-slim case fan designed for tight spaces. It uses a 4-pin PWM connector for speed control and a Fluid Dynamic Bearing for stability. The max speed is 2000 RPM. It targets users needing high static pressure in low-profile builds. The slim profile fits where standard fans will not.

Pros

• 120mm x 15mm ultra-slim form factor
• 4-pin PWM connector for precise speed control
• Fluid Dynamic Bearing rated for 120,000 hours
• Optimized blade design for high static pressure

Cons

• Slim 15mm thickness limits airflow volume compared to standard 25mm fans
• Max speed of 2000 RPM is moderate for high-performance cooling needs
• No included mounting hardware listed in specifications

Good fit if

• You have a chassis with only 15mm clearance for fans
• You need PWM control for quiet operation in a compact build
• You require high static pressure for dense radiators or filters

Skip if

• You need a standard 25mm thick fan for maximum airflow
• You are building a case that cannot accommodate 120mm mounts
• You want a fan with a higher maximum RPM for aggressive cooling

Verdict: Scythe Wonder Tornado 120mm Slim Fan fits users who must fit a 120mm fan into a 15mm slot. It provides reliable PWM control and bearing longevity for specialized low-profile cooling tasks.

4 Also great

Noctua 80mm PWM Case Fan

Best for: small form factor and HTPC builds

Fan Size

80mm

Max Fan Speed

2200 RPM

Noise Level

17.7 dB(A)

Connector Type

4-pin PWM

Dimensions

3.15 × 0.98 × 3.15 inches

Weight

8 ounces

View on Amazon: Noctua 80mm PWM Case Fan Affiliate link

This is a single 80mm Noctua fan designed for quiet cooling in compact builds. It runs on 12V with a 4-pin PWM connector for automatic speed control. The maximum speed is 2200 RPM, keeping noise to 17.7 dB(A). It includes a low-noise adapter to cap speed at 1750 RPM. The 25mm thickness fits tight spaces in ITX cases or NAS units.

Pros

• 80mm x 25mm slim profile for compact cases
• 4-pin PWM connector for precise speed control
• Low noise level of 17.7 dB(A)
• Includes low-noise adapter and extension cable

Cons

• Only 80mm size, not suitable for standard 120mm slots
• Sold as a single unit, not a 2-pack
• 25mm thickness limits airflow compared to thicker fans

Good fit if

• You need a fan for a small form factor case
• You require ultra-quiet operation for a NAS
• You are replacing a broken 80mm fan

Skip if

• You need 120mm or 140mm fans for your case
• You want to buy multiple fans in one pack
• You need high static pressure for dense radiators

Verdict: Noctua NF-A8 PWM 80mm Quiet Fan fits users who prioritize silence in tight ITX or HTPC builds. It delivers reliable cooling where space is limited and noise must stay low.

5 Also great

Thermaltake Commander FP 10-Port Fan Hub

Best for: expanding fan count beyond motherboard headers

Connector Type

4-Pin

Dimensions

3.2 × 1.7 × 0.7 inches

View on Amazon: Thermaltake Commander FP 10-Port Fan Hub Affiliate link

This Thermaltake hub expands your chassis cooling by supporting ten independent 4-pin PWM fans. It draws direct SATA power from your PSU to prevent stray current issues. The compact 3.2 x 1.7 x 0.7 inch design includes cable ties for neat management. You should choose this if you need to control many fans without using motherboard headers.

Pros

• Supports 10 independent 4-pin PWM fans
• Direct SATA power input prevents stray current
• Includes reusable cable ties and velcro tabs
• Compact 3.2 x 1.7 x 0.7 inch form factor

Cons

• Requires an available SATA power connector from the PSU
• No manual speed controller included in the data
• Blue LED indicator only shows power status

Good fit if

• You need to connect more fans than your motherboard headers allow
• You want independent control for up to ten fans
• You have available SATA power connectors in your system

Skip if

• You only need to power one or two fans
• Your PSU lacks available SATA power connectors
• You prefer fans that plug directly into motherboard headers

Verdict: Thermaltake 10-Port SATA PWM Fan Hub fits builders who need to expand cooling capacity beyond standard motherboard headers while keeping cables organized.

6 Best 80mm

GDSTIME 80mm High Static Pressure Server Fan

Best for: server chassis and industrial cooling

Fan Size

80mm

Max Fan Speed

5800 RPM

Max Airflow

78.9 CFM

Static Pressure

0.77 In H2O

Noise Level

51 dBA

Connector Type

4-pin PWM

View on Amazon: GDSTIME 80mm High Static Pressure Server Fan Affiliate link

This is a high-static pressure 80mm fan designed for 38mm thick chassis. It runs at 5800 RPM with 78.9 CFM airflow. The 51dBA noise level is high for quiet builds. It uses a 4-pin PWM connector for speed control. The dual-ball bearings last up to 50,000 hours. It includes a metal grill for safety. This fan suits server racks or loud equipment cooling needs.

Pros

• High static pressure of 0.77 In H2O for concentrated airflow
• Dual-ball bearings rated for 50,000 hours of operation
• 4-pin PWM interface allows for speed regulation
• Includes metal fan grill for blade protection

Cons

• 51dBA noise level is too loud for quiet PC cases
• 80mm size is smaller than standard 120mm or 140mm fans
• 38mm thickness is bulkier than typical slim case fans

Good fit if

• You need to cool a 4U server chassis or inverter
• You require high static pressure for dense heatsinks
• You are replacing a fan in industrial or loud equipment

Skip if

• You need a silent fan for a quiet gaming PC
• You require a standard 120mm or 140mm fan size
• You want a slim 15mm fan for low-profile cases

Verdict: GDSTIME 80mm 38mm Server Fan provides strong airflow for industrial cooling but is too loud for home PCs. It fits server racks or equipment where noise does not matter.

7 Also great

SilverStone 8-Port 4-Pin PWM Fan Hub

Best for: expanding 4-pin PWM fan connections

Connector Type

4-Pin

Dimensions

2.13 × 0.75 × 1.57 inches

View on Amazon: SilverStone 8-Port 4-Pin PWM Fan Hub Affiliate link

The SilverStone SST-CPF04-USA expands your case cooling with eight 4-pin PWM connectors. A 2200µF capacitor ensures stable voltage for consistent fan operation. It supports speed detection for accurate control, though 3-pin fans run at maximum RPM. The compact 54mm x 19mm x 40mm unit includes 3M adhesive for flexible mounting. You get precise management for multiple fans without cluttering your motherboard headers.

Pros

• Eight 4-pin PWM connectors for expanded fan control
• 2200µF capacitor provides stable voltage
• Supports speed detection for accurate RPM control
• Compact 54mm x 19mm x 40mm size
• Includes 3M adhesive for flexible mounting

Cons

• 3-pin fans run at maximum RPM without speed control
• Only eight ports, fewer than the 10-port Thermaltake alternative
• No SATA power cable included in specifications

Good fit if

• You need to connect eight PWM fans to one header
• You want stable voltage for consistent fan performance
• You need a compact hub that fits in tight spaces

Skip if

• You require speed control for 3-pin fans
• You need more than eight fan connections
• You prefer a hub with included SATA power cables

Verdict: SilverStone 8-Port PWM Fan Hub offers reliable expansion for eight fans with stable voltage support. It suits builders who need precise PWM control in a compact form factor, provided you use 4-pin fans.

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